{"id":3150,"date":"2023-11-19T22:14:56","date_gmt":"2023-11-19T13:14:56","guid":{"rendered":"https:\/\/www.kyu.kr\/?p=3150"},"modified":"2023-11-19T22:14:56","modified_gmt":"2023-11-19T13:14:56","slug":"12ax7-vs-%ea%b3%b5%ed%95%8d%ed%98%95-mos-lnd150","status":"publish","type":"post","link":"https:\/\/www.kyu.kr\/?p=3150","title":{"rendered":"12AX7 vs. \uacf5\ud54d\ud615 MOS (LND150)"},"content":{"rendered":"\n<p>\uc8fc\ub9d0 \uc544\uce68\uc5d0 \uba4d\ub54c\ub9ac\uace0 \uc720\ud29c\ube0c \ud2c0\uc5b4\ub193\uace0 \uc788\ub2e4\uac00 \uae30\ud0c0 \uc570\ud504 \ub9cc\ub4dc\ub294 \uc591\ub355\uc774 \uc62c\ub9b0 \uc601\uc0c1\uc774 \uc788\uae38\ub798 \ubd24\ub354\ub2c8 12AX7 \ub300\uc2e0\uc5d0 Depletion (\uacf5\ud54d\ud615) NMOS\uc778 LND150\uc744 \uadf8\ub300\ub85c \ub123\uc5b4\ub3c4 \ud070 \ubb38\uc81c\uc5c6\ub2e4\ub294 \uc601\uc0c1\uc774\uc5c8\uc2b5\ub2c8\ub2e4. \uc0c8\ub85c \ub098\uc628\uac8c \uc544\ub2c8\uace0 \uba87 \ub144 \uc804 \uc601\uc0c1\uc778\ub370\uc694, \uc0ac\uc2e4 MOSFET\uc744 \uc798 \uc774\ud574\ud558\uc9c0 \ubabb\ud558\ub294\ub370 JFET, DFET\uc740 \ub354 \ubaa8\ub985\ub2c8\ub2e4\ub9cc, \uc800\uc5d0\uac90 LTspice\uac00 \uc788\uae30 \ub54c\ubb38\uc5d0 \ubb34\uc870\uac74 \ub54c\ub824\ub123\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. ^^ LTspice\uac00 \uc788\uc5b4\uc11c \uacf5\ubd80\ub97c \uc548 \ud558\ub294 \ub2e8\uc810\uc740 \uc788\uc9c0\ub9cc \uc5b4\ucc28\ud53c \uacf5\ubd80\ub97c \ud558\ub824\uace0 \uc570\ud504\ub97c \ub9cc\ub4dc\ub294\uac8c \uc544\ub2c8\uace0 \uadf8\ub0e5 \uba38\ub9ac \ube44\uc6b4\ucc44 \ub0a9\ub55c\ud574\uc11c \uba4d \ub54c\ub9ac\uba74\uc11c \uc74c\uc545 \ub4e3\ub294\uac8c \uc8fc\uc778\uc9c0\ub77c&#8230;<\/p>\n\n\n\n<p>\uc2e4\ud5d8 \ub300\uc0c1\uc740 C22 Phono\uc785\ub2c8\ub2e4. 12AX7 \uc138 \uc54c\uc744 \uc4f0\ub294 \ud68c\ub85c\uc778\ub370 \uc2dc\ubbac\ub808\uc774\uc158 \ud574\ubcf4\uba74 \uc774\ub807\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1283\" height=\"724\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-6.png\" alt=\"\" class=\"wp-image-3151\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-6.png 1283w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-6-800x451.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-6-150x85.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-6-768x433.png 768w\" sizes=\"auto, (max-width: 1283px) 100vw, 1283px\" \/><\/figure>\n<\/div>\n\n\n<p>\uc800 3\uacf3\uc758 12AX7\uc5d0 \ubaa8\ub450 LND150\uc744 \ub54c\ub824 \ub123\uc73c\uba74 \uc774\ub807\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1691\" height=\"1026\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-7.png\" alt=\"\" class=\"wp-image-3152\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-7.png 1691w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-7-800x485.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-7-150x91.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-7-768x466.png 768w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-7-1536x932.png 1536w\" sizes=\"auto, (max-width: 1691px) 100vw, 1691px\" \/><\/figure>\n<\/div>\n\n\n<p>LND150\uc744 \uc4f0\uae30 \uc704\ud574\uc11c\ub294 \ub9e8 \uc544\ub798 \ubcf4\uc774\ub294 \ubaa8\ub378\uc744 \ud55c \uc904 \ucd94\uac00\ud574\uc918\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>.model LND150h VDMOS (Rg=100 Vto=-1.4 Lambda=0m Rs=70 Kp=3m Ksubthres=95m Mtriode=0.6 Rd=300 Bex=-2 Vtotc=-5m Tksubthres1=3m Trs1=2.6m Trd1=3m Cgdmax=5p Cgdmin=3p a=0.3 Cgs=3p Cjo=15p m=0.7 VJ=0.75 IS=15p N=1.5 EG=1.1 Rb=100 Vds=400 Ron=600 mfg=IHKT1911)<\/p>\n\n\n\n<p>\uc544\ubb34 \uac83\ub3c4 \uc548 \ubc14\uafb8\uace0 \uadf8\ub0e5 \ubb34\uc2dd\ud558\uac8c \uc9d1\uc5b4 \ub123\uc5c8\ub354\ub2c8 \uc804\uc555 \uac15\ud558\uac00 \ub2e4\ub974\uae30 \ub54c\ubb38\uc5d0 \ub098\ud0c0\ub098\ub294 \uc804\uc555\uc774 \ub2e4\ub974\ub124\uc694. \ud30c\ud615\uc740 12AX7 \ud68c\ub85c\uc5d0\uc11c \uc774\ub807\uac8c \ub098\uc635\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"812\" height=\"1218\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-8.png\" alt=\"\" class=\"wp-image-3153\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-8.png 812w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-8-533x800.png 533w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-8-100x150.png 100w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-8-768x1152.png 768w\" sizes=\"auto, (max-width: 812px) 100vw, 812px\" \/><\/figure>\n<\/div>\n\n\n<p>5mV\ub97c \ub123\uc5c8\uc744 \ub54c \uc57d 80\ubc30 \uc99d\ud3ed\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>LND150 \ud68c\ub85c\uc5d0\uc11c\ub294 \ud30c\ud615\uc774 \uc774\ub807\uac8c \ub098\uc635\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"822\" height=\"1225\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-9.png\" alt=\"\" class=\"wp-image-3154\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-9.png 822w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-9-537x800.png 537w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-9-101x150.png 101w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-9-768x1145.png 768w\" sizes=\"auto, (max-width: 822px) 100vw, 822px\" \/><\/figure>\n<\/div>\n\n\n<p>\uc99d\ud3ed\ub960\uc740 \uac70\uc758 \uc720\uc0ac\ud569\ub2c8\ub2e4. \uc65c\uace1\uc740 \ucc28\uc774\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"628\" height=\"366\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-10.png\" alt=\"\" class=\"wp-image-3155\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-10.png 628w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-10-150x87.png 150w\" sizes=\"auto, (max-width: 628px) 100vw, 628px\" \/><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"631\" height=\"452\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-11.png\" alt=\"\" class=\"wp-image-3156\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-11.png 631w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-11-150x107.png 150w\" sizes=\"auto, (max-width: 631px) 100vw, 631px\" \/><\/figure>\n<\/div>\n\n\n<p>\uc8fc\ud30c\uc218 \uc751\ub2f5 \ud2b9\uc131\uc740 \uc5b4\ub5a8\uae4c\uc694?<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"811\" height=\"556\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-12.png\" alt=\"\" class=\"wp-image-3157\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-12.png 811w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-12-800x548.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-12-150x103.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-12-768x527.png 768w\" sizes=\"auto, (max-width: 811px) 100vw, 811px\" \/><\/figure>\n<\/div>\n\n\n<p>20Hz\uc5d0\uc11c 20dB, 1KHz\uc5d0\uc11c 0dB\uac00 \ub098\uc640\uc57c \ud560\ud150\ub370 \uc2dc\ubbac\ub808\uc774\uc158\uc774 \uc880 \uc774\uc0c1\ud558\ub124\uc694. \uadf8\ub0e5 1:1 \ube44\uad50\ub9cc \ud558\uace0 \ub118\uc5b4\uac00\uc57c \ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"822\" height=\"581\" src=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-13.png\" alt=\"\" class=\"wp-image-3158\" srcset=\"https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-13.png 822w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-13-800x565.png 800w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-13-150x106.png 150w, https:\/\/www.kyu.kr\/wp-content\/uploads\/2023\/11\/image-13-768x543.png 768w\" sizes=\"auto, (max-width: 822px) 100vw, 822px\" \/><\/figure>\n<\/div>\n\n\n<p>FRA\ub3c4 \ud070 \ubb38\uc81c\ub294 \uc5c6\uc5b4 \ubcf4\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>LND150\uc740 \ub514\uc9c0\ud0a4\uc5d0\uc11c \ud55c \uac1c\uc5d0 880\uc6d0\ubc16\uc5d0 \uc548 \ud558\ub294 \ubd80\ud488\uc774\uae30 \ub54c\ubb38\uc5d0 \ud558\uc774\ud30c\uc774\uac00 \uc544\ub2c8\uace0, \uc790\uafb8 \uc9c4\uacf5\uad00 \ud639\uc0ac\uc2dc\ucf1c\uc11c \uc7a1\uc544\uba39\ub294 \uae30\ud0c0 \uc570\ud504\uc5d0\uc11c\ub294 \ub300\uc548\uc774 \ub420 \uac83 \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc8fc\ub9d0 \uc544\uce68\uc5d0 \uba4d\ub54c\ub9ac\uace0 \uc720\ud29c\ube0c \ud2c0\uc5b4\ub193\uace0 \uc788\ub2e4\uac00 \uae30\ud0c0 \uc570\ud504 \ub9cc\ub4dc\ub294 \uc591\ub355\uc774 \uc62c\ub9b0 \uc601\uc0c1\uc774 \uc788\uae38\ub798 \ubd24\ub354\ub2c8 12AX7 \ub300\uc2e0\uc5d0 Depletion (\uacf5\ud54d\ud615) NMOS\uc778 LND150\uc744 \uadf8\ub300\ub85c \ub123\uc5b4\ub3c4 \ud070 \ubb38\uc81c\uc5c6\ub2e4\ub294 \uc601\uc0c1\uc774\uc5c8\uc2b5\ub2c8\ub2e4. \uc0c8\ub85c \ub098\uc628\uac8c \uc544\ub2c8\uace0 \uba87 \ub144 \uc804 \uc601\uc0c1\uc778\ub370\uc694, \uc0ac\uc2e4 MOSFET\uc744 \uc798 \uc774\ud574\ud558\uc9c0 \ubabb\ud558\ub294\ub370 JFET, DFET\uc740 \ub354 \ubaa8\ub985\ub2c8\ub2e4\ub9cc, \uc800\uc5d0\uac90 LTspice\uac00 \uc788\uae30 \ub54c\ubb38\uc5d0 \ubb34\uc870\uac74 \ub54c\ub824\ub123\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. ^^ LTspice\uac00 \uc788\uc5b4\uc11c \uacf5\ubd80\ub97c \uc548 \ud558\ub294 &hellip;<br \/><a href=\"https:\/\/www.kyu.kr\/?p=3150\" class=\"more-link pen_button pen_element_default pen_icon_arrow_double\"><span class=\"screen-reader-text\">12AX7 vs. \uacf5\ud54d\ud615 MOS (LND150)<\/span> \ub354\ubcf4\uae30<\/a><\/p>\n","protected":false},"author":1,"featured_media":3151,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[108],"tags":[145,113,451],"class_list":["post-3150","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-108","tag-12ax7","tag-c22-phono","tag-lnd150"],"_links":{"self":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts\/3150","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3150"}],"version-history":[{"count":1,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts\/3150\/revisions"}],"predecessor-version":[{"id":3159,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts\/3150\/revisions\/3159"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/media\/3151"}],"wp:attachment":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3150"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3150"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3150"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}